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Crops, Plant Growth and Fertiliser Investigations

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Report 1925-26 with the Supplement to the Guide to the Experimental Plots

TitlePages
Rothamsted Experimental Station Report for 1925-1926 With the Supplement to the Guide to the Experimental Plots1
Rothamsted Laboratories, Erected 1914-162
Contents4
Rothamsted Experimental Station and Woburn Experimental Farm Staff List6
Publications of Rothamsted Experimental Station11
Introduction - General Account of Rothamsted14
Rothamsted Report for the Years 1925, 192616
Fertiliser Investigations17
Results on Malting Barley20
Results on Potatoes22
Manuring of Grassland24
Law of Diminishing Returns25
Methods of Field Experimentation26
Influence of Weather on Yields29
The Use of Lime and Limestone30
Cultivation Studies31
General Soil Physics35
Work in the Empire36
Soil Microbiology37
Applications of Soil Microbiology40
Inoculation of Lucerne and Other Leguminous Crops 40
Production of Manure from Waste Cellulose Materials42
Partial Sterilisation42
Microbiology and Treatment of Sewage43
Losses of Crops by Diseases and Pests44
Insecticides47
Plant Resistance and Immunity to Fungus Disease49
Bee Investigations50
Virus Diseases of Plants50
Meteorological Observations52
Summaries of Papers Published, 1924, 1925 - I. Scientific Papers54
Crops, Plant Growth and Fertiliser Investigations54
Statistical Methods and Results59
The Soil62
The Soil Population and Its Behaviour72
The Plant in Disease; Control of Disease78
Summaries of Papers Published, 1924, 1925 - II. Technical Papers85
Rothamsted Experimental Plots90
Rothamsted Farm & Crop Results, Rothamsted, 1925, 192690
Woburn Report for 1925, 192694
Yields of Experimental Plots 1925, 1926 122
The Use of the Standard Error in Field Experiments122
The Classical Experiments123
Replicated Experiments 138
Lawes Agricultural Trust, Trustees and Committee; Society for Extending the Rothamsted Experiments156

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